Research and Practice of IETM Authoring According to S1000D GAO Wanchun1, ZHU Xingdong2, SONG Jianhua2, HUANG Kui2, LUO Bin2 (1. Huazhong University of Science and Technology, Wuhan 430074; 2. Naval Aeronautical Engineering Academy Qingdao Branch, Qingdao 266041) Abstract: The step of IETM author does not separate from specification. This paper introduces the IETM author process according to S1000D specification on the base of some aircraft IETM research topic. It also gives cooperative IETM system structure, data flow and examples based on the web environment. Key Words: Interactive Electronic Technical Manuals; S1000D; Data Module; Common Source Database